From: Guus Sliepen <guus@sliepen.org>
Date: Wed, 30 Jul 2014 13:09:50 +0000 (+0200)
Subject: Fix the C++ wrapper and the examples.
X-Git-Url: http://git.meshlink.io/?p=meshlink;a=commitdiff_plain;h=9ff28ad77a6deee4db709c127c843f9fdd68e03b

Fix the C++ wrapper and the examples.
---

diff --git a/examples/chat.c b/examples/chat.c
index 1c07e422..3dbbb860 100644
--- a/examples/chat.c
+++ b/examples/chat.c
@@ -27,6 +27,9 @@ static void node_status(meshlink_handle_t *mesh, meshlink_node_t *node, bool rea
 		printf("%s left.\n", node->name);
 }
 
+static meshlink_node_t **nodes;
+static size_t nnodes;
+
 static void parse_command(meshlink_handle_t *mesh, char *buf) {
 	char *arg = strchr(buf, ' ');
 	if(arg)
@@ -75,16 +78,13 @@ static void parse_command(meshlink_handle_t *mesh, char *buf) {
 		printf("Node '%s' blacklisted.\n", arg);
 	} else if(!strcasecmp(buf, "who")) {
 		if(!arg) {
-			meshlink_node_t *nodes[100];
-			size_t n = meshlink_get_all_nodes(mesh, nodes, 100);
-			if(!n) {
+			nodes = meshlink_get_all_nodes(mesh, nodes, &nnodes);
+			if(!nnodes) {
 				fprintf(stderr, "No nodes known!\n");
 			} else {
 				printf("Known nodes:");
-				for(int i = 0; i < n && i < 100; i++)
+				for(int i = 0; i < nnodes; i++)
 					printf(" %s", nodes[i]->name);
-				if(n > 100)
-					printf(" (and %zu more)", n - 100);
 				printf("\n");
 			}
 		} else {
diff --git a/examples/chatpp.cc b/examples/chatpp.cc
index 73ced3c6..00863d50 100644
--- a/examples/chatpp.cc
+++ b/examples/chatpp.cc
@@ -27,6 +27,9 @@ static void node_status(meshlink::mesh *mesh, meshlink::node *node, bool reachab
 		printf("%s left.\n", node->name);
 }
 
+static meshlink::node **nodes;
+static size_t nnodes;
+
 static void parse_command(meshlink::mesh *mesh, char *buf) {
 	char *arg = strchr(buf, ' ');
 	if(arg)
@@ -75,16 +78,13 @@ static void parse_command(meshlink::mesh *mesh, char *buf) {
 		printf("Node '%s' blacklisted.\n", arg);
 	} else if(!strcasecmp(buf, "who")) {
 		if(!arg) {
-			meshlink::node *nodes[100];
-			size_t n = mesh->get_all_nodes(nodes, 100);
-			if(!n) {
+			nodes = mesh->get_all_nodes(nodes, &nnodes);
+			if(!nnodes) {
 				fprintf(stderr, "No nodes known!\n");
 			} else {
 				printf("Known nodes:");
-				for(size_t i = 0; i < n && i < 100; i++)
+				for(size_t i = 0; i < nnodes; i++)
 					printf(" %s", nodes[i]->name);
-				if(n > 100)
-					printf(" (and %zu more)", n - 100);
 				printf("\n");
 			}
 		} else {
diff --git a/src/meshlink++.h b/src/meshlink++.h
index 2729130c..1d6c9861 100644
--- a/src/meshlink++.h
+++ b/src/meshlink++.h
@@ -185,8 +185,8 @@ namespace meshlink {
 		 *  @return             The number of known nodes, or -1 in case of an error.
 		 *                      This can be larger than nmemb, in which case not all nodes were stored in the nodes array.
 		 */
-		ssize_t get_all_nodes(node **nodes, size_t nmemb) {
-			return meshlink_get_all_nodes(this, (meshlink_node_t **)nodes, nmemb);
+		node **get_all_nodes(node **nodes, size_t *nmemb) {
+			return (node **)meshlink_get_all_nodes(this, (meshlink_node_t **)nodes, nmemb);
 		}
 
 		/// Sign data using the local node's MeshLink key.